Seeking an experienced IBM Integration Bus (IIB) SME to perform comprehensive analysis of existing integration solutions, middleware implementations, and messaging infrastructure. The role involves reviewing and understanding current IIB codebases, IBM MQ configurations, and database interactions, while documenting integration flows, identifying functional and technical endpoints, and creating detailed technical documentation. Responsibilities include mapping message flows, interfaces, data transformations, database dependencies, and system interactions to support knowledge transfer, modernization initiatives, and ongoing application maintenance.
Key Responsibilities:
· Analyse existing IBM IIB message flows, ESQL code, subflows, libraries, and integration components.
- Review and document IBM MQ architectures, including queue managers, queues, channels, message routing patterns, and associated integrations.
- Analyse and interpret Oracle and PostgreSQL database queries, stored procedures, functions, packages, and data models used within integration solutions.
- Document end-to-end integration architecture, process flows, business functionality, and system interactions.
- Identify and map source and target systems, APIs, web services, MQ queues, database connections, and communication endpoints.
- Create comprehensive technical design documents (TDDs), interface specifications, integration inventories, and operational runbooks.
- Develop detailed source-to-target data mapping and transformation documentation, including ESQL transformation logic.
- Perform impact analysis and identify dependencies across integration, messaging, and database components.
- Reverse engineer undocumented integrations and produce current-state architecture documentation.
- Support stakeholders with technical insights, knowledge transfer, troubleshooting assistance, and recommendations for optimization or modernization initiatives.
- Collaborate with application, infrastructure, and business teams to validate integration functionality and ensure documentation accuracy.
Required Skills:
· Strong expertise in IBM Integration Bus (IIB) / App Connect Enterprise (ACE).
- Hands-on experience with IBM MQ, including queue management, message tracing, and troubleshooting.
- Proficiency in ESQL, XML, JSON, SOAP, REST APIs, MQ Messaging, and Enterprise Integration Patterns.
- Strong working knowledge of Oracle and PostgreSQL databases, including SQL query analysis, performance considerations, stored procedures, and data modelling concepts.
- Experience creating technical documentation, integration mapping, and architecture diagrams.
- Ability to analyse legacy code and reverse engineer complex integration landscapes.
- Excellent communication and stakeholder management skills.
